радиоактивный распад: 59 phrases in 13 subjects |
Analytical chemistry | 3 |
Astronautics | 4 |
Aviation | 1 |
Chemistry | 9 |
General | 1 |
Geology | 4 |
High energy physics | 1 |
Medical | 1 |
Military | 2 |
Nuclear physics | 1 |
Physics | 3 |
Technology | 8 |
Радиоактивное излучение | 21 |